Tinker Diffusion models

by Kondasamy Jayaraman · drawn with Colorfigures by April Zhu

Catalogue image: 50 steps at scale 4, 100 predictions a picture. Plan total: 200.

Chapter 7 of 7

Workbench: steps and guidance per picture

Larkspur needs two kinds of picture: a small thumbnail for search results and a large, clean image for each part’s page.

This chapter: How many steps and how much guidance does each picture need?

About this chapter

You will learn

  • How to pick steps and guidance for each use
  • Why the cheapest setting that passes each use wins
  • Why the answer differs per use

Words you’ll meet

Plan
A step count and a guidance scale for each kind of picture.
Bar
How rough a picture may be and still pass, set by the team for each use.
Workbench
The chapter’s free-play bench: change the plan and see every result.

Step 1 of 2

Proposed: 50 steps at scale 4 for both. The best passes both for 14 predictions in all.

Change the plan on the .

2 of 2 uses pass · 200 predictionsBEST IS 14

Your plan, use by use (3 parts × 8 seeds each)
UsePictures passingPredictions a picture
Thumbnail: 50 steps, scale 4Bar: roughness ≤ 0.25. Shown at a few pixels across in search results: a little roughness never shows, the wrong part always does.24 of 24100
Catalogue image: 50 steps, scale 4Bar: roughness ≤ 0.02. The large picture on the part's page: it must be clean and the right part.24 of 24100

These are toy denoisers on 32 × 32 drawings and 2-D dots, run live in your browser: they show the mechanism, not any real model’s numbers.

Thumbnail
Catalogue image